SSI America BINARY SOLVENT DELIVERY MODULE 90-2581 REV B - Manual (Page 22)

7-3
PUMP HEAD
OUTLET CHECK VALVE
INLET CHECK VALVE
SEAL
SEAL BACKUP WASHER
O-RING
OUTLET FLUSHING CHECK VALVE
INLET FLUSHING CHECK VALVE
SELF-FLUSH HOUSING
SELF-FLUSH SEAL
SEAL BACKUP PLATE
PISTON
Figure 5-1. Stainless Steel Self-Flushing Pump Head Assembly
PUMP HEAD
OUTLET CHECK VALVE
INLET CHECK VALVE
SEAL
SEAL BACKUP WASHER
O-RING
SELF-FLUSH HOUSING
NON-FLUSH GUIDE BUSHING
SEAL BACKUP PLATE
PISTON
HOLE PLUG
Figure 5-2. Stainless Steel Non-Self-Flushing Pump Head Assembly